Imprint varies: No. 1-no. 5 published by Dept. of Botany, Ohio State University; no. 6-no. 13, Herbarium, Royal Botanic Garden; no. 14 (June 1988)- Swedish Museum of Natural History, Dept. of Phanerogamic Botany
This book has light text. Also, the contents of this book are located on the front cover.